condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.02697135 0.0 0.0539427 8 h after light 0.0141541 0.0 0.0283082 12 h after light 0.0157042 0.0 0.0314084 2 h after dark 0.01539935 0.0 0.0307987 4 h after dark 0.04016885 0.0274461 0.0528916 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0